If $k x^{3} + 9 x^{2} + 4 x - 10$ divided by $x + 3$ leaves a remainder $5$ , then the value of $k$ will be

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Solution

The correct option is B $2$
When $k x^{3} + 9 x^{2} + 4 x - 10$ is divided by $x + 3$ it gives $59 - 27 k$
also, $59 - 27 k = 5$ $\Rightarrow$ $k = 2$ .

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